package com.csxy.systemmanager.security;

import com.alibaba.fastjson2.JSON;
import com.csxy.systemmanager.common.ResponseResult;
import com.csxy.systemmanager.utils.WebUtil;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@Component
public class AuthenticationEntryPointImpl implements AuthenticationEntryPoint {
    @Override
    public void commence(HttpServletRequest request, HttpServletResponse response, AuthenticationException authException) throws IOException, ServletException {
        //给页面写json格式数据 表示认证失败
        ResponseResult result = new ResponseResult(HttpStatus.UNAUTHORIZED.value(), "认证失败、请重新登录");
        WebUtil.renderString(response, JSON.toJSONString(result));
    }
}
